Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Carol Lethin, LMSW
Social Worker in Stony Brook, NY · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1992838759
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Registry record
Entity type Individual (Type 1)
Name Carol Lethin
Credential LMSW
Sex Female
Practice address 101 Nicolls Rd, Stony Brook, NY, 11794
Phone (631) 444-2552
Enumeration date Mar 13, 2007
Last updated in NPPES Feb 21, 2013
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 066262-1 (NY) Primary
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Carol Lethin practice?
The practice location on file with NPPES is in Stony Brook, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Carol Lethin?
The National Provider Identifier (NPI) for Carol Lethin is 1992838759, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-02-21.